check off
phr. v..phr. v.. to mark an item on a list to show that you have finished it or dealt with it.
phr. v.. to mark items on a list with a tick or similar notation to indicate completion or verification; often used in the context of administrative tasks or inventory.
I check off each task as I finish it.
Before leaving for the airport, she checked off every item on her packing list to ensure nothing was forgotten.
The supervisor meticulously checked off the names on the manifest to confirm that all passengers had safely boarded the vessel.
commonly used with lists, tasks, or names; the object can go between 'check' and 'off'.
contrast with 'tick off' (more common in British English) and 'cross off' (which implies drawing a line through the item rather than just marking it as done).
I checked off of the items.I checked off the items.the preposition 'of' is unnecessary after the particle 'off'.